Improvement in beaters for thrashing-machines



V J. CROWLEY. Thrashing -Mahine Beater.

No. 103,147. Patented May 1'7, 18170.

' mmwm. v

" 1'0 all whom it'may concern-.-

invented a new and useful Beater for Thrashing-Ma- Figure 2, an end viewof the same.

, parts in both figures.

' the beater is mounted,

am state e can "Jo'HNoRoWLEY, or SPARTA, WIsooNsIN.

' Letters Patent No. 103,147, an Mag 17, 1870.

mmowisMENT m BEAIERS ron THRASHING-MACHINES.

The Schedule referred to in these Letters Patent and making part of thesame.

, Be it known that I, J'OHN CROWLEY, of Sparta, inthe county of Monroe,andState' of Wisconsin, have chinesyand I do hereby declare thefollowing to be a full, clear, and exact description thereof,siifiicient to enable others skilled in the art to which myinventionappcrtains to makeand uselthe same, reference being had to theaccompanying drawing forming part of this specification, and in which-5gigure l is a perspective view of one of my heaters, an v t Similarletters of reference indicate corresponding My invention consists inwith longitudinal'rollersj In the drawings- I A represents the centralrod or shaft, upon which and which is provided, at one providing arotary beater end, n'ith a drivinQ-prdley, B.

Care the transverse arms or heads, attached to the shaft A, one beingplaced near each end.

These arms are constructed in a form somewhat similar to the letter S,as shown in fig. 2.

D represents the longitudinal rollers. The ends of these rollers areloosely mounted in the arms 0, .at a

sufficient distance from the. shaft-A to produce the desired result inthe operation of beating the straw.

Having thus described my invent-ion, I claim as new anddesirc to secureby Letters Patent The improved heater for thrashing-machines here-v indescribed, consisting of the shaft A, arms or heads 0, and longitudinalrollers I), constructed to operate substantially as described.

JOHN CROWLEY.

Witnesses:

EUGENE SULLIVAN, Arros A. CARTER.

